package cn.cmkj.auction.widget;

import android.app.Dialog;
import android.content.Context;
import android.text.Editable;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.TextView;

import cn.cmkj.auction.R;

public class PriceUpDialog {
	private Context context;
	private Dialog dialog;
	private LinearLayout lLayout_bg;
	private TextView txt_title;
	private TextView txt_msg;
	private EditText input;
	private Button btn_reduce;
	private Button btn_plus;
	private Button btn_neg;
	private Button btn_pos;
	private ImageView img_line;
	private Display display;
	private boolean showTitle = false;
	private boolean showMsg = false;
	private boolean showPosBtn = false;
	private boolean showNegBtn = false;
	private static final int DECIMAL_DIGITS = 2;//金额最大小数点位数

	public PriceUpDialog(Context context) {
		this.context = context;
		WindowManager windowManager = (WindowManager) context
				.getSystemService(Context.WINDOW_SERVICE);
		display = windowManager.getDefaultDisplay();
	}

	public PriceUpDialog builder() {
		// 获取Dialog布局
		View view = LayoutInflater.from(context).inflate(
				R.layout.view_price_up_dialog, null);

		// 获取自定义Dialog布局中的控件
		lLayout_bg = (LinearLayout) view.findViewById(R.id.lLayout_bg);
		txt_title = (TextView) view.findViewById(R.id.txt_title);
		txt_title.setVisibility(View.GONE);
		txt_msg = (TextView) view.findViewById(R.id.txt_msg);
		txt_msg.setVisibility(View.GONE);
		btn_reduce = (Button) view.findViewById(R.id.btn_reduce);
		btn_plus = (Button) view.findViewById(R.id.btn_plus);
		input = (EditText) view.findViewById(R.id.input);
		btn_neg = (Button) view.findViewById(R.id.btn_neg);
		btn_neg.setVisibility(View.GONE);
		btn_pos = (Button) view.findViewById(R.id.btn_pos);
		btn_pos.setVisibility(View.GONE);
		img_line = (ImageView) view.findViewById(R.id.img_line);
		img_line.setVisibility(View.GONE);

		// 定义Dialog布局和参数
		dialog = new Dialog(context, R.style.AlertDialogStyle);
		dialog.setContentView(view);

		// 调整dialog背景大小
		lLayout_bg.setLayoutParams(new FrameLayout.LayoutParams((int) (display
				.getWidth() * 0.85), LayoutParams.WRAP_CONTENT));

		return this;
	}

	public PriceUpDialog setTitle(String title) {
		showTitle = true;
		if ("".equals(title)) {
			txt_title.setText("标题");
		} else {
			txt_title.setText(title);
		}
		return this;
	}

	public PriceUpDialog setMsg(String msg) {
		showMsg = true;
		if ("".equals(msg)) {
			txt_msg.setText("内容");
		} else {
			txt_msg.setText(msg);
		}
		return this;
	}

	public PriceUpDialog setCancelable(boolean cancel) {
		dialog.setCancelable(cancel);
		return this;
	}

	public PriceUpDialog setCanceledOnTouchOutside(boolean cancel) {
		dialog.setCanceledOnTouchOutside(cancel);
		return this;
	}

	public EditText getEditText() {
		return input;
	}

	public PriceUpDialog setEditText(String i) {
		if(!TextUtils.isEmpty(i)) {
			input.setText(i);
			input.setSelection(i.length());
			setPoint(input);
		}
		return this;
	}

	public PriceUpDialog setPositiveButton(String text, final OnClickListener listener) {
		showPosBtn = true;
		if ("".equals(text)) {
			btn_pos.setText("确定");
		} else {
			btn_pos.setText(text);
		}
		btn_pos.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				if(listener != null) {
					listener.onClick(v);
				}
			}
		});
		return this;
	}

	public PriceUpDialog setNegativeButton(String text,
										   final OnClickListener listener) {
		showNegBtn = true;
		if ("".equals(text)) {
			btn_neg.setText("取消");
		} else {
			btn_neg.setText(text);
		}
		btn_neg.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				if(listener != null) {
					listener.onClick(v);
				}
			}
		});
		return this;
	}

	public PriceUpDialog setReduce(final OnClickListener listener) {
		btn_reduce.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				if(listener != null) {
					listener.onClick(v);
				}
			}
		});
		return this;
	}

	public PriceUpDialog setPlus(final OnClickListener listener) {
		btn_plus.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				if(listener != null) {
					listener.onClick(v);
				}
			}
		});
		return this;
	}

	private void setLayout() {
		if (!showTitle && !showMsg) {
			txt_title.setText("提示");
			txt_title.setVisibility(View.VISIBLE);
		}

		if (showTitle) {
			txt_title.setVisibility(View.VISIBLE);
		}

		if (showMsg) {
			txt_msg.setVisibility(View.VISIBLE);
		}

		if (!showPosBtn && !showNegBtn) {
			btn_pos.setText("确定");
			btn_pos.setVisibility(View.VISIBLE);
			btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
			btn_pos.setOnClickListener(new OnClickListener() {
				@Override
				public void onClick(View v) {
					dialog.dismiss();
				}
			});
		}

		if (showPosBtn && showNegBtn) {
			btn_pos.setVisibility(View.VISIBLE);
			btn_pos.setBackgroundResource(R.drawable.alertdialog_right_selector);
			btn_neg.setVisibility(View.VISIBLE);
			btn_neg.setBackgroundResource(R.drawable.alertdialog_left_selector);
			img_line.setVisibility(View.VISIBLE);
		}

		if (showPosBtn && !showNegBtn) {
			btn_pos.setVisibility(View.VISIBLE);
			btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
		}

		if (!showPosBtn && showNegBtn) {
			btn_neg.setVisibility(View.VISIBLE);
			btn_neg.setBackgroundResource(R.drawable.alertdialog_single_selector);
		}
	}

	public void show() {
		setLayout();
		dialog.show();
	}

	public void dismiss() {
		if(dialog != null && dialog.isShowing()) {
			dialog.dismiss();
		}
	}

	public static void setPoint(final EditText editText) {
		editText.addTextChangedListener(new TextWatcher() {
			@Override
			public void onTextChanged(CharSequence s, int start, int before,int count) {
				if (s.toString().contains(".")) {
					if (s.length() - 1 - s.toString().indexOf(".") > DECIMAL_DIGITS) {
						s = s.toString().subSequence(0,
								s.toString().indexOf(".") + DECIMAL_DIGITS+1);
						editText.setText(s);
						editText.setSelection(s.length());
					}
				}
				if (s.toString().trim().substring(0).equals(".")) {
					s = "0" + s;
					editText.setText(s);
					editText.setSelection(2);
				}
				if (s.toString().startsWith("0")
						&& s.toString().trim().length() > 1) {
					if (!s.toString().substring(1, 2).equals(".")) {
						editText.setText(s.subSequence(0, 1));
						editText.setSelection(1);
						return;
					}
				}
			}
			@Override
			public void beforeTextChanged(CharSequence s, int start, int count,int after) {
			}
			@Override
			public void afterTextChanged(Editable s) {
			}
		});
	}

	public void showKeyboard() {
		if(getEditText() != null){
			//设置可获得焦点
			getEditText().setFocusable(true);
			getEditText().setFocusableInTouchMode(true);
			//请求获得焦点
			getEditText().requestFocus();
			//调用系统输入法
			InputMethodManager inputManager = (InputMethodManager) getEditText()
					.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
			inputManager.showSoftInput(getEditText(), 0);
		}
	}
}
